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| April 2007 at Ushiku Forest Park |
April 2007 at Ushiku Forest Park |
April 2007 at Ushiku Forest Park |
| Family | Caprifoliaceae |
| Scientific name | Abelia tetrasepala (Koidzumi) Hara & Kurosawa |
| Synonyms | Abelia spathulata Siebold et Zuccarini var. subtetrasepala Makino forma flavescens Honda; Abelia spathulata Siebold et Zuccarini var. tetrasepala Koidzumi |
| Common name | (Japanese common name) oh-tsukubane-utsugi [large tsukubane utsugi (tsukubane = Japanese traditional toy ball which has some shuttlecocks, utsugi = a tree which has empty body] |
| (English common name) none | |
| Distribution | (Japan) Honshu (west of Kanto region), Shikoku, Kyushu |
| (Other nations) none | |
| Chromosomal number | unknown |
| Description | Plants 1-2m. Leaves 2-5cm length. Flowers white corollas 3-4cm, flowering in April to May. Deciduous. Shrub. |
| Note | Flower of Abelia tetrasepala has 5 sepals, and the center sepal is very small. Other similar Abelia plants in Japan have 5 sepals too, but the center sepal is not obviously smaller than other 4 sepals. |
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| April 2007 at Ushiku Forest Park |
April 2007 at Ushiku Forest Park |
April 2007 at Ushiku Forest Park |
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| April 2007 at Tsukuba Botanical Garden |
April 2007 at Tsukuba Botanical Garden |
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| April 2007 at Ushiku Forest Park |
April 2007 at Tsukuba Botanical Garden |
April 2007 at Tsukuba Botanical Garden |
